package com.java.leedcode.demo3;

/**
 * @desc: xxx
 * @author: zhanghongqiang01@baijiahulian.com
 * @date: 2021/11/4/0004 下午 04:04
 */
public class test1
{

    public static void main(String[] args) {
        String str = "";

    }

    public boolean check(String str){
        char[] chars = str.toCharArray();
        for (int i = 0;i <= chars.length;i++){
            if (chars[i].)
        }
    }



}
